[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All EMCOR Group jobs](https://jobs.opennash.com/companies/emcor-group/) · [Search jobs](/search/) EMCOR Group · San Leandro, CA # Commercial HVAC Boiler Technician San Leandro, CA, US Full-time {'minValue': 21.25, 'maxValue': 64.37, '@type': 'MonetaryAmount', 'currency': 'USD'} Skilled Trades & Maintenance Listed on EMCOR Group’s official careers site. Posted October 7, 2026. Check that it is still open and apply there. [Apply on EMCOR Group’s careers site →](https://careers-emcorgroup.icims.com/jobs/53120/commercial-hvac-boiler-technician/job?in_iframe=1) [OpenNash Jobs](https://jobs.opennash.com/) / [EMCOR Group](https://jobs.opennash.com/companies/emcor-group/) / Commercial HVAC Boiler Technician ## Job description ### About Us We are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions. Our integrated, single-source solutions include turnkey in-house capabilities with design assistance, as well as engineering applications and automated control systems. ### Job Summary Mesa Energy Systems has an immediate need for a Boiler Technician. The Boiler Technician follows preventative maintenance, troubleshoot, test and repairs all boiler controls and system components. ### Essential Duties & Responsibilities Maintain daily operations of boilers. Complete daily checks and maintain necessary operating records. Perform PM maintenance and repairs to boilers and associated equipment. Perform monthly testing of all safeties. Complete annual tuning and inspections of boilers. Monitor chemical feeds for boiler systems. Monitor exhaust/stack emissions. ### Qualifications Must have completed 4-year apprenticeship program or technical schooling Must have 5+ years of commercial air conditioning experience Must be available for emergency call outs Must be a team player and able to work with other trades and client’s staff. Rule 1415 certified EMS experience a plus (Staefa/Siemens) Valid driver's license in good standing #Mesa #LI-Mesa #LI-HVACjobs #LI-Onsite Equal Opportunity Employer As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled. Affirmative Action Policy Please review our Affirmative Action Policy. ### Notice to Prospective Employees Notice to prospective employees There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companies list open positions here. Please check our available positions to confirm that a post or email is genuine. EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCOR’s normal application process – it is probably fraudulent. ### Geographic Disclosure Compensation Range $21.25 - $64.37 per hour The hourly rate is determined by the CBA/rate sheet and test results. Benefits are provided through local labor union aligned with collective bargaining agreement. ## At a glance - Posted by the employer: Oct 7, 2026 - First seen by OpenNash: Oct 11, 2026 - Last checked: Oct 18, 2026 - Listed for: 11 days - Location: San Leandro, CA, US - Employment type: Full-time - Pay: {'minValue': 21.25, 'maxValue': 64.37, '@type': 'MonetaryAmount', 'currency': 'USD'}[Apply on EMCOR Group’s careers site →](https://careers-emcorgroup.icims.com/jobs/53120/commercial-hvac-boiler-technician/job?in_iframe=1) ## More jobs at EMCOR Group ### [Chiller Service Technician](https://jobs.opennash.com/companies/emcor-group/jobs/12b4e41e7ec846be232f/) San Leandro, CA, US ### [Commercial HVAC Service Technician](https://jobs.opennash.com/companies/emcor-group/jobs/aaa54eb79a1d6a0a069b/) San Leandro, CA, US ### [Commercial Maintenance Technician](https://jobs.opennash.com/companies/emcor-group/jobs/89d3767b79925daab6f5/) San Leandro, CA, US ### [Maintenance Sales Associate](https://jobs.opennash.com/companies/emcor-group/jobs/3c2b0f6c2782bb82c43d/) San Leandro, CA, US ### [Plumbing Service Technician - Journeyman](https://jobs.opennash.com/companies/emcor-group/jobs/97646f1d5f6b862b59a2/) San Leandro, CA, US ## Similar jobs at other companies ### [Commercial HVAC Service Technician](https://jobs.opennash.com/companies/comfort-systems-usa/jobs/45e08053ab97faeb03cb/) Comfort Systems USA · Arden, NC ### [Commercial HVAC Install Technician](https://jobs.opennash.com/companies/trane-technologies/jobs/855e02b77c760c0a32e5/) Trane Technologies · Maitland, Florida, United States of America ### [Commercial HVAC Installation Technician](https://jobs.opennash.com/companies/trane-technologies/jobs/103ca0f096d13247a9a4/) Trane Technologies · Nashville, Tennessee, United States of America ### [Steam Boiler Technician](https://jobs.opennash.com/companies/general-dynamics/jobs/f0cc946a3a15db7fefd4/) General Dynamics · Pittsfield, MA, US OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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